Daikin ATXS20DVMB User Manual

SiENBE04-512A
Service
Manual
Inverter Pair
Wall Mounted Type
C-Series - D-Series
SiENBE04-512A.book Page 1 Friday, October 5, 2007 1:49 PM

Daikin ATXS20DVMB Specifications

General

Brand	Daikin
Model	ATXS20DVMB
Category	Air Conditioner
Language	English

Summary

Part 1 List of Functions

1.1 High Grade Models

Details functions specific to high-grade models.

1.2 Standard Grade Models

Outlines functions for standard grade models.

1.3 Non-Inverter Models

Lists functions applicable to non-inverter models.

Part 2 Specifications

1.1 Cooling Only

Provides detailed specifications for cooling-only models.

1.2 Heat Pump

Details specifications for heat pump models.

Part 3 Printed Circuit Board Connector Wiring Diagram

1.1 Indoor Unit

Details indoor unit PCB connectors and their functions.

1.2 Outdoor Unit / ARK(X)S-C

Shows outdoor unit PCB connectors for ARK(X)S series.

1.3 Outdoor Unit / RK(X)H-C, ARK(X)H-C, R(Y)N-C

Details outdoor unit PCB connectors for RK(X)H, ARK(X)H, R(Y)N series.

Part 4 Function and Control

1.1 Frequency Principle

Describes how compressor frequency is controlled for capacity.

1.7 INTELLIGENT EYE

Details the human presence sensor for energy saving.

2. Function of Thermistor

Explains the role of thermistors in temperature sensing and control.

3. Control Specification

Outlines system control logic and specifications.

Part 5 System Configuration

2.1 Safety precautions

Crucial safety guidelines for installation and operation.

2.2 Names of parts

Identifies and labels key components of indoor and outdoor units.

2.11 Care and Cleaning

Provides instructions for maintaining and cleaning the unit.

2.12 Troubleshooting

Offers solutions for common operational issues and errors.

Part 6 Service Diagnosis

1. Caution for Diagnosis

Important warnings and guidelines before performing diagnosis.

2. Problem Symptoms and Measures

Lists common symptoms and their potential causes/solutions.

4. Troubleshooting

Comprehensive guide to diagnosing and resolving system faults.

4.1 Error Codes and Description

Details specific error codes and their meanings for troubleshooting.

Part 7 Removal Procedure

1. Indoor Unit

Procedures for removing components of the indoor unit.

1.4 Removal of Switch Box, PC Board and Swing Motor

Procedures to remove electrical components from the indoor unit.

1.5 Removal of Heat Exchanger

Steps for safely removing the indoor heat exchanger.

2.6 Removal of Compressor

Detailed procedure for removing the compressor.

Part 8 Others

1.1 Test Run from the Remote Control

How to perform a test run using the remote control.

1.2 Jumper Settings

Configuration settings for jumpers on the PCB.

Part 9 Appendix

1. Piping Diagrams

Visual representations of refrigerant piping circuits for various models.

2. Wiring Diagrams

Electrical wiring schematics for system components.